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anonymous
 one year ago
Solve the following system of equations and show all work.
y = −x^2 + 4
y = 2x + 1
anonymous
 one year ago
Solve the following system of equations and show all work. y = −x^2 + 4 y = 2x + 1

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i know how to solve a normal system of equations but the squared x is confusing me

Haseeb96
 one year ago
Best ResponseYou've already chosen the best response.3consider equation 1 as eq#1 and equation 2 a eq#2 y= x^2+4 .............eq#1 y=2x+1...................eq#2 now just pput this eq#2 into eq#1 at the place of y

Haseeb96
 one year ago
Best ResponseYou've already chosen the best response.3no 2x+1 = x^2+4 x^2+2x3 =0 now factorize this equation and tell me what you get the value of x ?

Haseeb96
 one year ago
Best ResponseYou've already chosen the best response.3do you know how to do factorization?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oohh yes of course you'd get x=3,1

Haseeb96
 one year ago
Best ResponseYou've already chosen the best response.3sorry i was wrong @gold.shosho you were correct now plug this x values one by one in eq#2 and get the values of y

nincompoop
 one year ago
Best ResponseYou've already chosen the best response.0so how is the x^2 confusing?

nincompoop
 one year ago
Best ResponseYou've already chosen the best response.0dw:1436145361053:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you're right @nincompoop it just means a parabola
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